| Jul 24, 2026 | Rosen | 0–1 | Babrikowski | Round 8: Rosen, Willy - Babrikowski, Peter, Dr. | Sicilian Defense: Closed, Traditional | |
| Jul 23, 2026 | Brock | ½–½ | Rosen | Round 7: Brock, Friedemann - Rosen, Willy | Bogo-Indian Defense: Nimzowitsch Variation | |
| Jul 22, 2026 | Rosen | ½–½ | Koehler | Round 6: Rosen, Willy - Koehler, Gerhard, Dr. | Sicilian Defense: Closed | |
| Jul 20, 2026 | Rosen | ½–½ | Sandner | Round 4: Rosen, Willy - Sandner, Gunter | Sicilian Defense: Closed, Chameleon Variation | |
| Aug 31, 2024 | Chevelevitch | 0–1 | Rosen | Round 9: Chevelevitch, Evgueni, Dr. - Rosen, Willy | Sicilian Defense: Four Knights Variation | |
| Aug 30, 2024 | Rosen | ½–½ | Nehmert | Round 8: Rosen, Willy - Nehmert, Ulrich | Ponziani Opening: Jaenisch Counterattack | |
| Aug 29, 2024 | Klundt | 1–0 | Rosen | Round 7: Klundt, Klaus - Rosen, Willy | Sicilian Defense: Godiva Variation | |
| Aug 28, 2024 | Rosen | ½–½ | Podat | Round 6: Rosen, Willy - Podat, Vladimir | Ponziani Opening: Jaenisch Counterattack | |
| Aug 27, 2024 | Brueggemann | 0–1 | Rosen | Round 5: Brueggemann, Joachim - Rosen, Willy | Sicilian Defense: Godiva Variation | |
| Aug 26, 2024 | Rosen | 1–0 | Hartlieb | Round 4: Rosen, Willy - Hartlieb, Juergen | Modern Defense: Standard Defense | |
| Aug 25, 2024 | Weiss | 0–1 | Rosen | Round 3: Weiss, Matthias - Rosen, Willy | Sicilian Defense: Alapin Variation | |
| Aug 24, 2024 | Rosen | ½–½ | Ehlert | Round 2: Rosen, Willy - Ehlert, Horst | Sicilian Defense: Closed | |
| — | Rosen | 1–0 | Hoefer | Round 1: Rosen, Willy - Hoefer, Heijo | Caro-Kann Defense | |
| — | Rosen | ½–½ | Pekrul | Round 3: Rosen, Willy - Pekrul, Juergen | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| — | Rosen | ½–½ | Kathage | Round 7: Rosen, Willy - Kathage, Holger | Sicilian Defense: Closed | |
| — | Daemering | 1–0 | Rosen | Round 2: Daemering, Katrin - Rosen, Willy | Sicilian Defense: Godiva Variation | |
| — | Roessler | 1–0 | Rosen | Round 4: Roessler, Wolfgang - Rosen, Willy | Sicilian Defense: Alapin Variation | |
| — | Hesse | 1–0 | Rosen | Round 6: Hesse, Uwe - Rosen, Willy | Sicilian Defense | |
| — | Leisen | ½–½ | Rosen | Round 9: Leisen, Peter - Rosen, Willy | Yusupov-Rubinstein System | |